package socket;

import java.io.*;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.Scanner;

/**
 * 聊天客户端
 */
public class Client{
    private Socket socket;
    public Client(){
        try {
            System.out.println("正在连接服务端");
            socket = new Socket("localhost",8105);
            System.out.println("与服务端建立连接!  1");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public void start(){
        try {
            //启动用来读取服务端消息的线程
            ServerHandler handler = new ServerHandler();
            Thread t = new Thread(handler);
            t.setDaemon(true);//守护线程
            t.start();

            OutputStream out = socket.getOutputStream();
            OutputStreamWriter osw = new OutputStreamWriter(out, StandardCharsets.UTF_8);
            BufferedWriter bw = new BufferedWriter(osw);
            PrintWriter pw = new PrintWriter(bw,true);

            Scanner sc =new Scanner(System.in);
            while (true){
                String data = sc.nextLine();
                if("exit".equals(data)){
                    break;
                }
                pw.println(data);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                //关闭socket时会与服务端进行挥手操作
                socket.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

    }

    public static void main(String[] args) {
        Client client = new Client();
        client.start();
    }
    private class ServerHandler implements Runnable{
        public void run(){
            try {
                InputStream is = socket.getInputStream();
                InputStreamReader isr = new InputStreamReader(is);
                BufferedReader br = new BufferedReader(isr);

                String message;
                while ((message = br.readLine())!=null){
                    System.out.println(message);
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}
